<template>
<div class="app">
    hello, vue3!
    <Person></Person>
</div>    
</template>

<script>
import Person from './components/Person.vue';
export default {
    name: 'App',
    components: {
        Person
    }
}
</script>

<style>
.app{
   background-color: #c0c0c0; 
   box-shadow: 0 0 10px;
   border-radius: 10px;
   padding: 20px;
}
</style>